Additional information about supported IDs and formats for a Customer File
Learn more about Customer File audiences.
ID Type | Required Header Description | Recommended Format - Original Value | Recommended Format - Hashed | Example 1 - Original Value | Example 2 - Hashed |
Email or Email_SHA 256 | - Remove spaces - All lowercase | - Remove spaces - Convert all characters to lowercase - SHA 256 hashing required | johndoe@gmail.com | Normalized: "janedoe@gmail.com" Hashed: d6117306485ed0e50afab3ac871e98f81699151f30281527d63ff5f233656c69 | |
Phone | Phone or Phone_SHA 256 | - E164 format: "+"[country code][phone number] | - E164 format: "+"[country code][phone number] - SHA 256 hashing required
Also Supported - Without "+" - Without "+" & "country code" | US: +16577770000 INTL: +37493828222 | Normalized: US: +16577770000 INTL: +37493828222 Hashed: 65b7e6dcf6f4310f8d7cbfbd78289a753062fb054d6664fb9aaac5df66a422d4 |
MAID | MAID or MAID_MD5 or MAID_SHA 256 | - Use GAID (Android) or IDFA (iOS) - Case: all uppercase or all lowercase - Remove any spaces at the beginning or end | - Case: all uppercase or all lowercase - Remove any spaces at the beginning or end - SHA 256 or MD5 hashing required | aece52e7-03ee-455a-b3c4-e57283966239 | Normalized: 5f3a2b18-9c4d-4e7f-b8e2-17d3a1e69b25 Hashed: 83dc3f5f32b9472613b0f038d36f22585a609d018af6f6067f50da318bf354bd |
Note:
Your file will be hashed automatically if there are original values or values that are not hashed.
Apple's Identifier For Advertising (IDFA) or Google Advertising ID (GAID) can be combined in the same file, with each entry on a separate line.
Each header can appear a maximum of 3 times in one file for a file with multiple IDs.